Haywood is an unincorporated community in Harrison County, West Virginia, United States. Haywood is located on West Virginia Route 20, northeast of Lumberport. Haywood has a post office with ZIP code 26366. Climate The climate in this area is characterized by hot, humid summers and generally mild to cool winters. According to the Köppen Climate Classification system, Haywood has a humid subtropical climate, abbreviated "Cfa" on climate maps. References Unincorporated communities in Harrison County, West Virginia Unincorporated communities in West Virginia